Recently I walked into a Home Depot and was greeted by a sales person who was selling photovoltaic systems. Finally, I said to myself, this technology is mainstream. The technology this person was selling is at least thirty years old. As a proponent of alternative energy technologies,
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For many years homeowners have desired to be able to control their home heating systems remotely and the only way to do so was through a home security system. Now there is The Nest-a thermostat developed by Tony Fadell who designed the hardware for the ipod.
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